France's Jimmy Gressier plans to win both the 5K and half-marathon at the World Athletics Road Running Championships. Gressier, the reigning world 10,000m champion, holds a 59:45 half-marathon personal best. He also has a 12:51 5K European record.

Gressier will face tough competition in Copenhagen. Kenya's Nicholas Kipkorir holds the fastest half-marathon personal best at 58:08. In the 5K, Ethiopia's Addisu Yihune, who ran 12:54, will challenge Gressier. Canada's Foster Malleck and Aaron Ahl will also compete in the mile. Read more racing coverage.

The women's half-marathon features strong contenders. Kenya's Agnes Ngetich set a world record of 28:46 in 2024. Ethiopia's Tsigie Gebreselama has the fastest season's best at 1:04:48. Canada's Jadyn Keeler aims for the national record of 1:09:38. Related: Nairobi to Host 2029 World Athletics Championships, First in Africa.

This original Runner World brief is based on reporting from Canadian Running. Visit the source for its complete reporting, context and any later corrections.